Bjorn, Len, Here is the updated version of the patch that handles invalid _HIDs, this time without adding duplicate entriess into the ID list. There is also a second patch adding error handling into pnp_add_device(). Please consider applying. Thank you, -- Dmitry -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html